<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<!-- 开发环境版本，包含了有帮助的命令行警告 -->
		<script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js"></script>
	</head>
	<body>
		
		<div id="app">
			 <input type="text"> <span v-html="html"></span>
		</div>
		
	</body>
	
	<script>
		
		var vue = new Vue({
			el:"#app",
			data:{
				html:"<font color='red'>账号或者密码错误!!</font>"
			}
		});
		
	</script>
</html>
